Alamosaurus sanjuanensis. Stratigraphic column. Plan of the excavation.

ARCHIVIO FOTOGRAFICO
DescrizioneStratigraphic section (modified from Straight, 1996) showing position of juvenile Alamosaurus sanjuanensis site (TMM 43621-1), north of Grapevine Hills in Big Bend National Park, Texas; detailed section at the site showing bone-bearing level relative to the Cretaceous/Tertiary (K/T) boundary; quarry diagram showing primary bone concentration (excavated area continues to north and south of area shown); orientation of long axes of bones collected in place.
OsservazioniIn: "A juvenile specimen of the sauropod dinosaur Alamosaurus sanjuanensis from the Upper Cretaceous of Big Bend National park, Texas."
Localizzazione del Soggetto USA, Texas, Big Bend National Park, Grapevine Hills.Black. Peaks Formation.
Tipo Supporto FOTO DIGITALE
Numero Copie 1
Data Realizzazione 2002
Nome File Lehman_Coulson_2002_001.jpg
Collocazione dell'Originale Texas Memorial Museum, Austin, Texas
CopyrightThe Paleontological Society
Autore immagine Lehman T.M., Coulson A.B.
Sezione di appartenenza SCIENZE DELLA TERRA
Gruppo principale PALEONTOLOGIA
Sottogruppo DINOSAURI
Lehman_Coulson_2002_001.jpg